In depth comparison and review of V7 HA520-2EP and Poly Blackwire C5220. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | V7 HA520-2EP | Poly Blackwire C5220 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - 3.5 mm jack, USB-A | |
|---|---|---|---|
| Series | - | Blackwire 5200 series | |
| Height | 18.8 cm | - | |
| Width | 6.8 cm | - | |
| Depth | 14.8 cm | - | |
| Weight | 163.5 g | 164.2 g | V7 HA520-2EP are lighter than V7 HA520-2EP headphones. |
| Colour | Black | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | - | Portable electronics, computer |
| SOUND QUALITY | V7 HA520-2EP | Poly Blackwire C5220 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire C5220 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 110 dB | 90 dB | V7 HA520-2EP have higher sensitivity than Poly Blackwire C5220. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 28 mm | V7 HA520-2EP have a thicker diaphragm than Poly Blackwire C5220. |
| Features | - | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | V7 HA520-2EP | Poly Blackwire C5220 |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Noise Cancelling | - | Yes | Poly Blackwire C5220 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | V7 HA520-2EP | Poly Blackwire C5220 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | V7 HA520-2EP | Poly Blackwire C5220 |
|---|
| Cable Type | Headphones cable - 1.8 m | USB-A cable - 21.7 cm | |
|---|---|---|---|
| Cable Length | 1.8 m | - |
| FEATURES | V7 HA520-2EP | Poly Blackwire C5220 |
|---|
| Features | - | 280° rotatable microphone |
|---|
| CONNECTIONS | V7 HA520-2EP | Poly Blackwire C5220 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (USB Type-A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | V7 HA520-2EP | Poly Blackwire C5220 |
|---|
| Included Accessories | - | Carrying case | |
|---|---|---|---|
| Software Included | - | Poly Lens | |
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Certified for Skype for Business, Certified for Microsoft Teams, Certified for Zoom Rooms, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | macOS, Windows | |
| Compliant Standards | FCC, RoHS | - | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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